SG49782A1 - Temperature sensor circuit and constant-current circuit - Google Patents

Temperature sensor circuit and constant-current circuit

Info

Publication number
SG49782A1
SG49782A1 SG1996005710A SG1996005710A SG49782A1 SG 49782 A1 SG49782 A1 SG 49782A1 SG 1996005710 A SG1996005710 A SG 1996005710A SG 1996005710 A SG1996005710 A SG 1996005710A SG 49782 A1 SG49782 A1 SG 49782A1
Authority
SG
Singapore
Prior art keywords
circuit
constant
temperature sensor
current
current circuit
Prior art date
Application number
SG1996005710A
Inventor
Kimura Katsuji
Original Assignee
Nec Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP3224897A external-priority patent/JP2666620B2/en
Priority claimed from JP4024558A external-priority patent/JP2800523B2/en
Application filed by Nec Corp filed Critical Nec Corp
Publication of SG49782A1 publication Critical patent/SG49782A1/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/01—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using semiconducting elements having PN junctions
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
    • G05F3/02—Regulating voltage or current
    • G05F3/08—Regulating voltage or current wherein the variable is dc
    • G05F3/10—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics
    • G05F3/16—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices
    • G05F3/20—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
    • G05F3/24—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations wherein the transistors are of the field-effect type only
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
    • G05F3/02—Regulating voltage or current
    • G05F3/08—Regulating voltage or current wherein the variable is dc
    • G05F3/10—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics
    • G05F3/16—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices
    • G05F3/20—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
    • G05F3/26—Current mirrors
    • G05F3/262—Current mirrors using field-effect transistors only
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
    • G05F3/02—Regulating voltage or current
    • G05F3/08—Regulating voltage or current wherein the variable is dc
    • G05F3/10—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics
    • G05F3/16—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices
    • G05F3/20—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
    • G05F3/26—Current mirrors
    • G05F3/265—Current mirrors using bipolar transistors only

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Electromagnetism (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Amplifiers (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Control Of Electrical Variables (AREA)
SG1996005710A 1991-08-09 1992-04-24 Temperature sensor circuit and constant-current circuit SG49782A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3224897A JP2666620B2 (en) 1991-08-09 1991-08-09 Temperature sensor circuit
JP4024558A JP2800523B2 (en) 1992-01-14 1992-01-14 Constant current circuit

Publications (1)

Publication Number Publication Date
SG49782A1 true SG49782A1 (en) 1998-06-15

Family

ID=26362101

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996005710A SG49782A1 (en) 1991-08-09 1992-04-24 Temperature sensor circuit and constant-current circuit

Country Status (6)

Country Link
US (2) US5357149A (en)
EP (1) EP0531615A2 (en)
KR (1) KR950005018B1 (en)
AU (2) AU647261B2 (en)
CA (1) CA2066929C (en)
SG (1) SG49782A1 (en)

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Also Published As

Publication number Publication date
AU657441B2 (en) 1995-03-09
AU1512892A (en) 1993-02-11
KR930005363A (en) 1993-03-23
EP0531615A3 (en) 1994-03-09
EP0531615A2 (en) 1993-03-17
CA2066929A1 (en) 1993-02-10
US5357149A (en) 1994-10-18
CA2066929C (en) 1996-10-01
AU5316794A (en) 1994-03-24
AU647261B2 (en) 1994-03-17
KR950005018B1 (en) 1995-05-17
US5512855A (en) 1996-04-30

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